Western Coalfields Limited-WCL has published Tender For Drilling Of 1 No. Of Piezometer (80M Depth) At Nehariya Ugm Under Nehariya Sub-Area Of Pench Area.. Submission Date for this Tender is 15-05-2024. Drilling Work Tenders in nehariya Madhya Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 11-May-2024 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 15-05-2024 |
| Sl. No. | Item Description |
| 1 | Drilling of perfectly vertical bore hole of following diameters for construction of Gravel Packed tube well up to desired depth in alluvial formation consisting of Soils, Clays, Sand, Gravel, Moorum, Boulders etc. and retaining the bore hole by using suitable drilling mud or foam or temporary housing pipe including all works pertaining to drilling such as transportation, installation and removal of drilling machine etc. complete.300 mm diameter |
| 2 | Labour charges for assembling, centering and lowering of properly designed casing pipe assembly inside the bore hole drilled for construction of Gravel Packed tube well including the cost of providing and fixing of centraliser, and transportation of casing assembly etc. complete . Casing assembly composed of 150 m.m. diameter blank and slotted G.I. Casing pipes. |
| 3 | Providing and fixing of M.S. bail plug as per I.S. 2800 ( PART-I) 1991 in the bottom of casing assembly 150 m.m diameter |
| 4 | Providing gravel packing with uniformly graded gravel as per I.S.4097 of 1967 ( revised up to date ) in the annular space between outer wall of casing pipe assembly and inner wall of bore hole including cost of gravel , transportation, stacking , washing and packing in layers of suitable thickness including all lead and lifts complete . |
| 5 | Providing and fixing of well cap on top of the tube well for protection 200 mm dia. |
| 6 | Development of gravel packed tube well by Air Compressor of suitable capacity including hire charges for all the required tools and plants etc. complete, for maximum duration of eight hours. |
| 7 | Supplying 150mm dia medium duty ERW-MS blank pipe for casing including jointing together by ring of peripheral welding. icluding black anti corrosive bitumestic paint two or more coats. |
| 8 | Supplying150mm dia medium dutyERW-MS slotted pipes for casing , with verticle slots (1.6 x 76mm) with overall open area of minimum 10% - 15% , icluding black anti corrosive bitumestic paint two or more coats. |
| 9 | Supplying and installing wall mounted 220-240 Volt digital water level recorder of approved brand as per instruction/ approval of the engineer-in-charge. |
| 10 | Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge. All kinds of soil |
| 11 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources). |
| 12 | Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, ifnishing and reinforcement- All work up to plinth level : 1:1.5:3 (1 cement: 1.5 coarse sand (zone-III) derived from natural sources: 3 graded stone aggregate 20 mm nominal size derived from natural sources). |
| 13 | Centering and shuttering including strutting, propping etc. and removal of form for Foundations, footings, bases of columns, etc. for mass concrete |
| 14 | Centering and shuttering including strutting, propping etc. and removal of form for Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. |
| 15 | Centering and shuttering including strutting, propping etc. and removal of form for Suspended floors, roofs, landings, balconies and access platform |
| 16 | Providing and fixing 1mm thick M.S. sheet door with frame of 40x40x6 mm angle iron and 3 mm M.S. gusset plates at the junctions and corners, all necessary fittings complete, including pplying a priming coat of approved steel primer Using M.S. angels 40x40x6 mm for diagonal braces |
| 17 | Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. |
| 18 | Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :Two or more coats on new work |
| 19 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level Hot rolled deformed bars. |
| 20 | White washing with lime to give an even shade : New work (three or more coats) |
| 21 | Letter Writing as per instructions of engineer incharge. |
| 22 | Total impact of GST for the purpose of CTC |
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